115 results about "Artificial feeding" patented technology

The invention discloses a chilo suppressalis indoor artificial feeding feed and a feeding and reproduction method, and relates to the technical field of insect feeding. By optimizing the proportion of the indoor artificial breeding feed for the chilo suppressalis and the breeding method, the method has the following technical effects that (1) the survival rate of larvae within 15 days reaches 100%, and the survival rate of the larvae is increased; (2) the optimized feed formula can meet the nutritional requirements of larvae in each stage, the taste is good, the feed attraction is strong, and the synchronous development is promoted; (3) the breeding efficiency is improved; (4) the disease and pest risk is reduced, and the disease occurrence rate is lower than 5%; and (5) ensuring the quality of the insect source: the obtained chilo suppressalis insect source is consistent in physiological state and neat in development, the insect body conversion rate reaches 69.6%, and the insect use requirements of large-scale experiments are met.

The artificial feeding device comprises a breeding mechanism and a humidifying mechanism, the breeding mechanism comprises a breeding container, a water seepage hole is formed in the center of the bottom of the breeding container, a filter screen is arranged at the bottom of the breeding container, and a sandy soil layer is arranged on the upper side of the filter screen; the humidifying mechanism comprises a humidifying container, the lower portion of the breeding container is placed in the humidifying container, and a plurality of water is added to the inner bottom of the humidifying container. The artificial feeding device for the pteropsidae larvae is used for artificial feeding of the pteropsidae larvae, staged isolated breeding can be conveniently carried out according to the growth cycle of the pteropsidae larvae, the breeding environment can be controlled, sandy soil can be conveniently replaced in good time, the insect growth environment is protected, and the artificial feeding survival rate of the pteropsidae larvae is increased; the whole growth process of the larvae is conveniently observed, and the species of the larvae are accurately determined.

The invention provides a teak camel moth artificial feeding feed and a teak camel moth artificial feeding method, the feed comprises the following components by weight: 8% of wheat germ powder, 4% of soybean meal, 4% of yeast powder, 2% of casein, 2% of sucrose, 1.8% of agar powder, 1.5% of cellulose, 0.8% of Webster salt, 0.6% of vitamin C, 0.2% of sorbic acid, 0.3% of methyl p-hydroxybenzoate, 0.1% of cholesterol, 0.1% of choline chloride, 0.05% of inositol, 0.01% of folic acid, and the balance of water. And the balance of deionized water. The invention further provides an artificial feeding method of teak camelmoths, and the artificial feeding method comprises the steps of 1, adult mating and egg laying, 2, egg disinfection and incubation and 3, larva rearing. The feed does not contain host material teak leaves, and full-artificial continuous large-scale feeding of the teak camelmoths can be achieved.

The utility model discloses a kind of claw pole automation cleaning production lines, it is related to mechanical manufacturing technical field, and its technical scheme main points include cleaning mechanism and conveying belt, the conveying belt is set in the downside of cleaning mechanism, the cleaning mechanism includes drum conveying component, and the drum conveying component is used to convey material frame;The steering drum component is set in the end of drum conveying component;The truss is set in the side of steering drum component away from drum conveying component, and mechanical hand is set on truss, and the mechanical hand is used to grab claw pole in material frame;The cleaning machine is set in the side of truss, and the cleaning machine is used to clean the claw pole grabbed on mechanical hand, effect is through mechanical hand standardization grabbing and placing claw pole, reduce the defect such as bruise caused by artificial feeding, reduce quality risk, through drum conveying component and steering drum component optimization field layout, reserve forklift passageway, facilitate to reduce artificial feeding operation.

The invention relates to the technical field of nestling pigeon breeding, and discloses an artificial irrigation feed for nestling pigeons at the age of 20-28 days in the later growth period and a preparation method of the artificial irrigation feed for the nestling pigeons at the age of 20-28 days. Fully stirring and mixing with monocalcium phosphate, mountain flour, DL-methionine, DL-lysine and sodium chloride according to a formula proportion to obtain a coarse powder mixture; carrying out superfine grinding on the coarse powder mixture, and sieving with a 60-mesh sieve to obtain a superfine powder mixture; and fully stirring and uniformly mixing the superfine powder mixture, the premix and the grease according to the formula proportion to obtain the manual feed for the squeaker in the later growth period. According to the invention, the raw materials and the premix are scientifically proportioned according to the nutritional requirements of the young pigeons, and a reasonable feed preparation method and a reasonable feeding method are formulated, so that the growth requirements of the young pigeons are met, the quality of the meat pigeons is ensured, and the standardization and scale of the meat pigeon industry are further improved.

The utility model discloses a device for artificial feeding of worker bees, which comprises a beehive body, a beehive cover movably connected to the top of the beehive body, and a support plate movably connected to one side of the beehive body. The device solves the problem of mutual cooperation of the support plate, sugar storage pot, cover plate, connecting pipe, feeding box, mounting plate, nut, protruding point and climbing net, so that the worker can feed the worker bees without opening the beehive body to add honey water. The worker can determine the capacity of the feeding box by the capacity of the sugar storage pot according to the principle of communicating vessel, which makes the use more convenient and improves the practicability of the device. The cooperation of the protruding point and climbing net provides a standing point for the worker bees inside the device when they eat, which makes the eating more safe and further improves the practicability of the device.

The invention relates to a suction nozzle bag tidying machine in the field of bag tidying machines, which comprises a cabinet and a workbench arranged on the cabinet, a feeding end for receiving incoming materials is formed on one side of the workbench, and a material guide mechanism for receiving the materials, a bag feeding device for feeding suction nozzle bags and a bag tidying device for feeding a material belt and storing the suction nozzle bags are arranged on the workbench. Through the arrangement of the material guiding mechanism, the bag feeding device, the material belt mounting mechanism and the bag arranging device, a material belt is manually and rapidly fed through the material belt mounting mechanism, and under the cooperation of the material belt mounting mechanism and the bag arranging device, the material belt can be guided into the bag arranging device so that suction nozzle bags can be arranged conveniently; therefore, manual bag taking, filling and arranging procedures are further replaced, efficient and accurate stacking of the suction nozzle bags is achieved, automatic circulation of the suction nozzle bags from material receiving to feeding arrangement is achieved, and the bag arranging efficiency and the overall production efficiency are improved.

The present application relates to the technical field of artificial feeding of small insects, in particular to rubberwood small insects rubber tree wood chip cultivation feed and artificial feeding method. The rubberwood small insect cultivation feed comprises yeast powder, weiss salt, casein, starch, sucrose, agar powder, streptomycin sulfate, wheat germ oil, anhydrous ethanol, rubber tree wood chip and deionized water. The rubberwood small insect feeding method comprises the following steps: obtaining rubberwood small insect female adults; inoculating rubberwood small insect female adults; and feeding rubberwood small insects in a climate box. The artificial feeding method of rubberwood small insects provided by the present application can obtain stable test insect sources, provide insect source guarantee for studying the biological and ecological characteristics of rubberwood small insects, and further lay a theoretical foundation for formulating rubberwood small insect prevention and control measures.

The application discloses a method for collecting and purifying mouthpart secretion of a predatory natural enemy Orius minor, and belongs to the technical field of biology. The method comprises the following steps: constructing a double-layer membrane sandwich artificial feeding device, encapsulating a nutrient solution in a sandwich space between a first membrane layer and a second membrane layer, and using the feeding drive of the Orius minor to make the Orius minor actively pierce the membrane layer and feed the nutrient solution, so that the mouthpart secretion is released into the nutrient solution in the natural feeding process; after the nutrient solution containing the secretion is collected, ultrafiltration centrifugation technology is used for concentration and purification, and a high-purity mouthpart secretion protein sample is obtained. The natural feeding state of the Orius minor is simulated, the collected secretion can more truly reflect the functional protein released by the Orius minor in the predation process, meanwhile, the integrated design of collection and purification effectively removes small molecular impurities in the sample, and the sample can be directly used for high-precision analysis such as proteomics.

The present application relates to the field of artificial feeding of phytoseiid mites, in particular to a large-size phytoseiid mite scale breeding device and a large-scale phytoseiid mite feeding method. The large-size phytoseiid mite scale breeding device comprises an outer box with an inner cavity; the bottom of the outer box has a sedimentation bin; a sewage pipe is fixedly connected to the outer box and has a sewage valve; a feeding main plate has an isolation water tank on its surface, and the surface of the main plate is divided into at least two independent feeding areas by the isolation water tank; each feeding area has a planting area, a jack and a collection installation hole; at least the bottom of the planting area and the jack is communicated with the sedimentation hole; the bottom of the jack and the planting area respectively has a water-absorbing cotton; a collection box is detachably installed in the collection installation hole; at least one side of the collection box has a collection port, and the collection port is at the same height as the surface of the feeding main plate.

The utility model relates to the technical field of livestock breeding equipment, in particular to an artificial feeding device for young sika deer, and solves the problems that in the prior art, due to the fact that a feeding bottle frame is arranged in the horizontal direction, the transverse space is occupied, and the occupied area is large; and the device is not compact enough in a livestock farm with limited space, so that the applicability and the use convenience of the device are influenced. The device comprises a base, a center column and a mounting ring, the center column is vertically fixed to the top of the base, the mounting ring is in sliding fit with the center column through an inner ring and is supported by a connecting rod, a plurality of angle-adjustable bearing plates and feeding bottles are arranged on the outer ring of the mounting ring, and height adjustment is achieved through driving of a lifting assembly. By means of the surrounding type layout, the occupied transverse space is effectively reduced, the structural compactness is improved, meanwhile, the height and angle adjusting function is achieved, the breast-feeding requirements of young deer of different body types are met, operation convenience and equipment applicability are improved, and the actual requirements of modern farms for efficient and intensive equipment are met.

The utility model discloses a kind of feeding devices for cutting plate machine, it is related to the field of aviation parts processing, including workbench;The workbench side is fixedly installed with cutting plate machine body, sliding installation is placed with seat on the workbench, first cavity is opened in the seat, gear is rotatably installed in the first cavity, a pair of toothed plate is slidably installed in the cavity and engaged with the gear, a pair of the toothed plate one end is extended to the seat outside and fixedly installed with moving block, a pair of the moving block is installed with the fixed component for fixedly clamping plate material, effectively solve the way of artificial feeding, place plate material in cutting plate machine cutting place for cutting, there is certain security risk, and after plate material feeding is completed, lack of fixed component for fixing plate material, leading to plate material is prone to deviation in cutting process, affect the cutting effect of plate material technical problem.

The present application relates to a kind of artificial feeding method of eucalyptus moth whole life cycle, belong to biological control technical field, egg mass is concentrated room temperature to hatch;Larva feeding environment is dark, temperature 23℃±2℃, humidity 70%±10%, 1~2 age larva group is fed with shiitake, 3~12 age larva is fed with fresh eucalyptus stem dry or branch dry;Pupa pre-feeding environment is same with larva, after body color changes into black brown, pupa is moved into emergence cage, keeps humidity 80%±10%, temperature 25℃±2℃, female pupa is 2℃~3℃ higher than male pupa, dark;Emergence adult is placed into net cage with length width height 9.6m×4m×8m and no light source in periphery, keeps female and male sex ratio in net ≤1:3 so that female and male moth copulation and lay eggs.The present application can make eucalyptus moth complete whole generation, its environmental condition is easy to control, feed is easy to obtain, simple operation, workload is small, especially solve the problem that adult mating is difficult and difficult to breed offspring.

The utility model discloses a multifunctional device for insect breeding and behavior testing. Relates to the technical field of insect breeding equipment. A gauze partition plate is arranged in the rearing cage; a liquid feeding device, a water feeding device, a solid feeding device, an adult oviposition container and a larva feeding box are placed in the feeding chamber; a pupation box is arranged in the pupation eclosion chamber; a foam layer floats on the surface of the liquid foodstuff and is lined with filter paper; a plurality of water feeding assemblies are arranged in the water feeder, and each water feeding assembly comprises moisturizing filter paper and a fiber cotton swab; the multiple water feeding assemblies abut against one another to fully seal the bottle opening of the water feeder. The device mainly solves the bottleneck problem of drowning of the adult fruit flies, provides a suitable oviposition container for an adult oviposition selection test, can well realize breeding, continuous breeding and adult trend and oviposition behavior selection research of the adult fruit flies, avoids a large amount of death of the tested adult fruit flies, saves manpower, material resources and financial resources, and improves the test efficiency of the adult fruit flies. And the artificial feeding reproduction and test efficiency is greatly improved.

The invention relates to the field of artificial feeding of insects, and particularly provides an indoor efficient propagation method for tadelcoris lucorum based on snap beans. According to the method, fresh and mature snap bean pods are used as feeding and spawning hosts of adult teardiocoris suturalis, and feeding is conducted under the indoor conditions that the temperature is 28 DEG C, the humidity is 80% and the photoperiod is 12 L: 12 D; the vigna unguiculata containing eggs is taken out for moisturizing culture, and after incubation, tender vigna unguiculata is supplemented in time for nymphs to eat. According to the method, by optimizing host selection and environmental conditions, the three-day egg laying amount of the female tapolygus lucorum on the snap beans reaches 129 or above, the egg hatching rate reaches 71.3%, and the survival rate of nymphs reaches 80% or above. The method is convenient in material taking, low in cost and simple to operate, can effectively solve the problems of difficulty in indoor breeding, low egg laying rate, low hatching rate and the like of the adelphocoris suturalis in the prior art, and is suitable for standard and large-scale breeding of an adelphocoris suturalis test insect source in a laboratory.

The present invention discloses a method for establishing an artificial feeding model for rats, which belongs to the field of biomedical technology. Specifically: 1) select a number of newly born SD suckling mice and divide them into an artificial feeding group and a breast feeding group on average; 2) prepare artificial milk; artificially feed each SD suckling mouse in the artificial feeding group through a suckling mouse feeding device; 3) the SD suckling mice and the mother mice in the breast feeding group are placed in the same space without artificial intervention; 4) the artificial feeding group and the breast feeding group are continued until the weaning period, and the weight growth curve of the SD suckling mice is drawn. If there is no significant statistical difference between the weight growth curve of the artificial feeding group and the breast feeding group, and the mortality rate is less than 0.1%, the artificial feeding suckling mouse model is successfully established. This model provides a feasible animal model support for exploring the impact of environmental factors in early life on the health outcomes of individuals at different life development stages, and can deeply explore the potential mechanism of the impact of breastfeeding on individual growth and development compared with formula feeding.

This invention discloses an indoor breeding method for ladybugs, belonging to the field of biological control. This invention uses beet armyworms to partially replace whiteflies, the natural food source for ladybugs at different developmental stages, thereby reducing the amount of whiteflies required. Since the artificial feeding technology for beet armyworms is currently very mature, beet armyworm eggs can be obtained stably and efficiently. Therefore, this invention, by using beet armyworm eggs to partially replace whiteflies, the natural food source for ladybugs, simplifies the indoor breeding process of ladybugs, reduces breeding costs, and has good application prospects.

The utility model discloses an auxiliary feeding device for a slurry dispersing tank. The auxiliary feeding device comprises a feeding platform which is obliquely arranged on the slurry dispersing tank, a plurality of steel pipes for increasing the slurry bag conveying speed are arranged on the upper surface of the feeding platform in a rolling mode, circular rings for sleeving the steel pipes are arranged on the two sides of the feeding platform, and check blocks for preventing the steel pipes and the slurry bags from falling off are arranged at the two ends of the steel pipes; and a lock pin for preventing a pulp bag from being mistakenly thrown is arranged at one end, close to the pulp scattering tank, of the feeding platform. The obliquely arranged feeding platform and the rolling steel pipe enable the slurry bags to automatically and quickly slide into the slurry dispersing tank, so that the problem that manual feeding wastes time and labor is solved; the feeding speed is increased, and the feeding time of each time in each groove is shortened to be within 10 minutes from 30 minutes of manual feeding; the productivity loss caused by shutdown of a production line due to untimely feeding is avoided; the device is simple in structure, convenient to operate, free of any power and easy to popularize.

The invention relates to the technical field of aquaculture, in particular to a juvenile fish compound feed ingestion domestication device which comprises a mixing assembly arranged on the bank side of a fishpond, the mixing assembly comprises a stirring part used for mixing biological live baits and compound feed, and the stirring part is installed on the bank side of the fishpond through a supporting part; the discharging end of the stirring part is located above the fishpond, a material scattering assembly used for scattering mixed feed into the fishpond is arranged below the stirring part, and the material scattering assembly moves along the fishpond through an adjusting assembly; the material dispersing assembly comprises a material storing part fixedly connected with the adjusting assembly, and a material distributing part is arranged below the material storing part and arranged above the water surface of the fishpond. Through cooperative work of the supporting part, the stirring part, the adjusting assembly, the storage part and the distribution part, artificial feeding can be effectively replaced in the feed domestication process, the feeding amount of feed can be accurately measured, and the uniformity of the feed scattered into a fishpond can be effectively improved.

The utility model discloses an open type non-cage culture cage which comprises a foundation, a guardrail and a heat preservation room, the guardrail is fixedly connected to the left side of the top of the foundation, and the heat preservation room is fixedly connected to the right side of the top of the foundation. By arranging the guardrails, the guardrails can enclose poultry and prevent the poultry from running out, meanwhile, small animals can be prevented from entering the poultry to protect the safety of the poultry, and the heat preservation house can preserve heat for the poultry at night to prevent the poultry from getting ill due to the fact that the outside temperature is reduced. The problems that when an existing breeding cage is used, sufficient activity space cannot be provided for poultry, the poultry is prone to getting sick due to insufficient exercise amount, manual feeding is needed during feeding, and operation is tedious are solved, and the breeding cage has the advantage of being capable of automatically feeding food.

The utility model relates to the technical field of coating feeding and discharging, and discloses a manipulator automatic transfer clamp which comprises a base, a mechanical arm is installed on the top of the base, one end of the mechanical arm is fixedly connected with a connecting plate, and a bearing assembly is arranged at the bottom of the connecting plate and used for bearing part of assemblies. And the bearing assembly comprises a bearing plate, the bearing plate is fixedly connected to the bottom of the connecting plate, fixing plates are fixedly connected to the two sides of the bottom of the bearing plate correspondingly, sliding rails are fixedly connected to the bottoms of the two fixing plates correspondingly, and material supporting assemblies are arranged at the left ends and the right ends of the sliding rails correspondingly. According to the automatic feeding and discharging device, the mechanical arm drives the clamp to move, the clamping rod clamps and fixes the material tray under pushing of the air cylinder, then automatic feeding and discharging operation is achieved under operation of the mechanical arm, the problems that manual feeding and discharging efficiency is low, and the labor intensity of workers is large are solved, the material tray can be accurately placed, and the working efficiency is improved. And the product spraying quality is improved.

The utility model discloses a dog food putting device, which relates to the technical field of automation control, and comprises a bottom plate, the outer wall of the top of the bottom plate is fixedly connected with a fixing frame, a plurality of grooves are arranged in the fixing frame, the inner wall of the bottom of the bottom plate is fixedly connected with a plurality of putting pipelines, and the putting pipelines are communicated with the grooves. According to the dog food feeding device, through the discharging pipe, when the discharging pipe and the storage tank are completely separated, the baffle on the discharging pipe can gradually seal the storage tank, dog food in the storage tank is prevented from being scattered, then the cover plate and the discharging pipe are in a separated state, and the dog food can be fed into the discharging pipe. According to the automatic feeding device for the dog food, the dog food which falls into the discharging pipe from the storage tank falls into the feeding pipeline from the groove and then falls into the discharging box, so that the effect of automatically feeding the dog food is achieved, the situation that too much or too little feeding possibly occurs due to manual feeding is avoided, the healthy body weight of the dog can be maintained, and the problems of obesity or malnutrition and the like can be prevented.

The utility model discloses a sheep breeding concentrate mixing tank, and relates to the technical field of livestock breeding. The device comprises a mounting block, a flash groove is formed in the middle of the top of the mounting block, and mounting plates are fixedly arranged on the two sides of the mounting block; the material conveying assembly is arranged on the outer side wall of the mounting plate, and the material conveying assembly is used for conveying concentrated materials to a material overflowing groove; and the adjusting assembly is arranged right above the mounting block. According to the technical scheme of automatic feed conveying, dynamic mixing and accurate quantity control, the feeding speed of concentrated feed can be accurately controlled, manual estimation errors are avoided, the dynamic ingestion requirement of sheep is met, meanwhile, long-time exposure of the concentrated feed is avoided through the closed feed conveying and quantity control discharging design, rats and birds are prevented from stealing feed, rainwater and dust pollution is prevented, feed loss is reduced, and the feeding efficiency is improved. The problems that in a traditional manual feeding mode, the feeding amount is not accurate, resources are wasted, and the labor intensity is large are solved.

The utility model discloses a kind of large-scale pig farm pig field manure dry fermentation devices, it is related to pig farm manure dry fermentation technical field, including fermentation tank, the top of fermentation tank is fixedly connected with discharging channel, discharging channel other end is fixedly connected with lifting channel, and lifting channel upper end is fixedly connected with feed hopper, the one end of lifting channel is detachably connected with first servo motor, the output shaft of first servo motor is through lifting channel detachably connected with first rotating rod, and first rotating rod outer surface is fixedly connected with first helical blade.The utility model of a kind of large-scale pig farm pig field manure dry fermentation device is realized automatic feeding by inclined lifting channel and first helical blade, avoids residual blockage, solves the problem of low efficiency, high labor intensity of artificial feeding;Electric heating pipe cooperates with heat preservation fixed box to maintain suitable temperature, double scraper cleaning tank wall and fixed cylinder residual, prevent fermentation not fully;Second helical blade positive and negative rotation realizes material overturning and discharging, improve uniformity.

The utility model discloses resistance testing equipment, which relates to the technical field of testing equipment and comprises an equipment rack, and a resistance conveying mechanism and a resistance detecting mechanism are fixedly mounted on the inner side of the equipment rack respectively. The resistor detection mechanism is arranged on the rear side of the resistor conveying mechanism; according to the resistor feeding device, in the resistor conveying mechanism, the lifting linear module drives the push rod to achieve stable resistor feeding, and position deviation caused by manual feeding is avoided; the fixture linear module is matched with a driving cylinder, and a positioning adjusting wheel I and a positioning adjusting wheel II controlled by a cylinder rod, so that the positioning parameters of the carrier base can be flexibly adjusted according to resistors with different packaging specifications; after manual carrying is replaced by automatic conveying, the conveying time of a single resistor is greatly shortened, the conveying efficiency and compatibility are improved, and the large-scale production requirement is met.

The utility model discloses a poultry breeding technical field's a kind of data-based weighing breeding system for poultry breeding, including feeding box, bearing robot, feed box and henhouse, can replace artificial feeding feed by intelligent robot, and carry out feed weighing and record food intake by robot, effectively reduce personnel work intensity, without personnel manual data recording in long time feeding cycle, reduce repetitive weighing work, reduce artificial error, make data more accurate, feed box can temporarily store feed, to reduce the feeding frequency of feed, so as to reduce feeding labor intensity, save manpower, improve the accuracy of breeding data collection;And through the cooperation of eating bin and rotating plate, slow and continuous feeding is achieved, achieving the effect of fine feeding, avoiding feed scattering caused by human carelessness or chicken pecking, effectively reducing the large error of feeding amount, effectively slowing down the speed of feed damp clumping.

The utility model discloses a kind of feeding devices for fry culture, including storage bin, the bottom surface of the storage bin is fixedly connected with the discharge pipe of communication. The device is rotated by driving motor to drive conveying shaft, conveying shaft drives helical conveying piece to rotate, helical conveying piece pushes down the feed in storage bin, is discharged through discharge pipe, realizes automatic feeding, reduces the tedious and labor intensity of artificial feeding, simultaneously, by the collaborative work of the setting solenoid valve and control box, the opening and closing of discharge pipe can be autonomously controlled, so as to control the feeding amount of feed, meet the needs of fry different growth stages, by the setting of connecting cover and conical block, discharge pipe can be conveniently connected with breeding pond etc., the connecting mode of flange and screw, make the connection of connecting cover and discharge pipe more firm and reliable, and by conical block, feed can be evenly scattered along the surface of conical block, reach better fish-feeding effect, avoid the phenomenon of large-scale crowding when fish eat feed.

The utility model relates to automatic feeding device technical field, and disclose a kind of automatic feeding device for laver processing, including conveyer belt.The material automatic feeding device of the laver pulverizer, first the laver needing to be pulverized, place on conveyer belt, conveyer belt moves laver forward, since the fixed plate is installed above conveyer belt, the middle part of fixed plate is equipped with push hydraulic rod, the top of push hydraulic rod is equipped with push plate, laver enters into push plate, the clamping hydraulic rod of push plate two sides is with clamping ring to laver close and clamps laver, prevent laver skew, by push hydraulic rod and push laver forward, so that laver enters pulverizer, and is broken, it can be placed on conveyer belt, the effect of automatic entering pulverizer of laver, avoid the mode of artificial feeding, in large-scale operation, it is prone to cause low production efficiency, even to the health of operator bring certain burden.